On 16 January 1412, the influential Medici family solidified their burgeoning power by being appointed as the official banker of the Papacy.
This prestigious position allowed them to manage the vast wealth and financial affairs of the Church, further enhancing their influence in both religious and secular spheres.
The Medici's adept handling of papal finances not only cemented their economic dominance in Florence but also set the stage for their future political ascendancy and cultural patronage, which would later define the Renaissance era.